Clean with the power of Lava in a liquid form. Specially formulated for do-it-yourselfers, coal miners, and oil rig workers, the Lava Heavy-Duty Hand Cleaner ($3) is tough on dirt but gentle on your hands. This liquid hand cleaner contains cleaning and moisturizing agents as well as ground pumice to scrub away the toughest grease and grime, and clean the dirtiest of hands.